KR0156197B1 - Water removal apparatus of a washing machine - Google Patents

Water removal apparatus of a washing machine Download PDF

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Publication number
KR0156197B1
KR0156197B1 KR1019950019817A KR19950019817A KR0156197B1 KR 0156197 B1 KR0156197 B1 KR 0156197B1 KR 1019950019817 A KR1019950019817 A KR 1019950019817A KR 19950019817 A KR19950019817 A KR 19950019817A KR 0156197 B1 KR0156197 B1 KR 0156197B1
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KR
South Korea
Prior art keywords
water
water supply
residual
residual water
washing
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Application number
KR1019950019817A
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Korean (ko)
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KR970006638A (en
Inventor
박준
Original Assignee
구자홍
엘지전자주식회사
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Priority to KR1019950019817A priority Critical patent/KR0156197B1/en
Publication of KR970006638A publication Critical patent/KR970006638A/en
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Publication of KR0156197B1 publication Critical patent/KR0156197B1/en

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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/081—Safety arrangements for preventing water damage
    • D06F39/082—Safety arrangements for preventing water damage detecting faulty draining operations, e.g. filter blockage, faulty pump
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F33/00—Control of operations performed in washing machines or washer-dryers 
    • D06F33/30—Control of washing machines characterised by the purpose or target of the control 
    • D06F33/32—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry
    • D06F33/42—Control of operational steps, e.g. optimisation or improvement of operational steps depending on the condition of the laundry of draining
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/083—Liquid discharge or recirculation arrangements
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/10—Filtering arrangements
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/12—Casings; Tubs
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/14—Supply, recirculation or draining of washing liquid

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)

Abstract

본 발명은 정수기능이 구비된 정수 세탁기에 설치되는 급수 절환수단 내부의 잔수를 효과적으로 제거할 수 있으므로 겨울철 제품의 동파, 동결 및 잔수가 부폐되는 것을 방지하여 제품과 세탁물을 보호할 수 있고, 정수필터의 역세척후 연속해서 잔수제거를 실시하여 잔수 제거를 원활하고 신속하게 할 수 있으며, 다른 형태의 박스형 급수장치등에서도 용이하게 적용할 수 있는 등의 많은 장점이 구비된 것이다.The present invention can effectively remove the residual water inside the water supply switching means installed in the water purifier equipped with a water purification function can prevent freezing, freezing and residual water of winter products to protect the product and laundry, water purification filter After the backwashing, the residual water is continuously removed to smoothly and quickly remove the residual water, and can be easily applied to other types of box-type water supply devices.

이를 위해, 본 발명은 제1통공(3)을 갖는 고정부재(4)가 요입 형성되는 급수 절환수단(1)의 하부 케이스(2)와, 상기 고정부재(4)에 삽입되며 제2통공(5)이 형성되어 잔수 제거시 급수압과 자체 탄성 복원력에 의해 동작되는 탄성부재(6)와, 상기 고정부재(4)에 고정되며 제3통공(7)이 형성되는 캡(8)으로 구성된 정수 세탁기의 잔수 제거장치이다.To this end, the present invention is inserted into the lower case (2) of the water supply switching means (1) in which the fixing member (4) having the first through hole (3) is formed in the recess, and the second through hole ( 5) is formed and formed of an elastic member 6 which is operated by water supply pressure and its elastic restoring force when removing residual water, and a cap 8 fixed to the fixing member 4 and having a third through hole 7 formed therein. Residual water removal device of the washing machine.

또한, 본 발명은 급수방식을 선택하여 급수를 완료한 후 세탁행정이 진행되어 세탁완료 일정시간 전부터 세탁행정 완료시까지 역세척 및 통수밸브(11)(12)를 온시켜 급수 절환수단(1)내의 잔수를 제거하는 단계와, 상기 잔수를 제거한 다음 역세척 및 통수밸브(11)(12)를 오프시키고 세탁행정이 완료되면 배수와 탈수 및 정수필터(15)의 역세척을 실시한 후 연속하여 급수 절환수단(1)내의 잔수를 제거하는 단계와, 상기 잔수 제거와 탈수 및 급수가 완료된 다음 헹굼행정이 진행되어 헹굼완료 일정시간 전부터 헹굼행정 완료시까지 상기한 세탁행정과 동일하게 급수 절환수단(1)내의 잔수를 제거하는 단계와, 상기 잔수가 제거된 후 역세척 및 통수밸브(11)(12)를 오프시키고 헹굼행정이 완료되면 배수와 탈수 및 정수필터(15)의 역세척을 실시한 다음 연속하여 급수 절환수단(1)내의 잔수를 제거하는 단계와, 상기 잔수 제거가 완료되면 탈수를 한 후 전 세탁행정을 완료하는 단계를 순차적으로 진행하도록 된 정수 세탁기의 잔수 제거방법이다.In addition, the present invention in the water supply switching means (1) by turning on the backwashing and the water supply valves (11) (12) from the predetermined time before the completion of the washing cycle after the completion of the water supply by selecting the water supply method to complete the washing stroke Removing residual water, and after removing the residual water, turn off the backwashing and water flow valves (11) and (12), and when the washing process is completed, drainage and dewatering and backwashing of the water filter (15) are carried out, and the water supply is continuously switched. Residual water in the water supply switching means (1) is the same as the above-mentioned washing stroke from the step of removing the residual water in the means (1), and after the removal and dehydration and water supply of the residual water are completed, and then the rinsing stroke proceeds from the time before the completion of the rinsing until the rinsing stroke is completed. After the remaining water is removed, the backwash and the water flow valve (11) (12) is turned off, and when the rinsing stroke is completed, drain and dewatering and backwashing the purified water filter (15) and then continuously Removing the residual water in the water switching means (1), and the remaining water removal method of the purified water washing machine to proceed sequentially to complete the entire laundry administration after dehydration when the residual water removal is completed.

Description

정수 세탁기의 잔수 제거장치 및 방법Residual water removal device and method for water purification washing machine

제1도는 종래의 정수기능이 구비된 정수 세탁기를 나타낸 사시도.1 is a perspective view showing a water washing machine equipped with a conventional water purification function.

제2도는 제1도의 급수 절환장치를 나타낸 구성도.2 is a block diagram showing the water supply switching device of FIG.

제3도는 제2도의 급수 절환수단을 나타낸 분해 사시도.3 is an exploded perspective view showing the water supply switching means of FIG.

제4도는 제3도의 결합된 상태를 나타낸 횡단면도.4 is a cross-sectional view showing the combined state of FIG.

제5도는 본 발명을 나타낸 횡단면도.5 is a cross-sectional view showing the present invention.

제6도는 제5도의 A-A선 단면도.6 is a cross-sectional view taken along the line A-A of FIG.

제7도의 (a) 및 (b)는 본 발명에 따른 잔수 제거장치가 급수압에 의해 변형되는 상태를 나타낸 제6도의 B부분 확대도.Figure 7 (a) and (b) is an enlarged view of the portion B of Figure 6 showing a state in which the residual water removing device according to the present invention is deformed by the water supply pressure.

제8도는 본 발명에 따른 탄성부재를 나타낸 평면도.8 is a plan view showing an elastic member according to the present invention.

제9도는 본 발명의 동작상태를 나타낸 흐름도.9 is a flowchart showing an operating state of the present invention.

제10도의 (a) 및 (b)는 본 발명에 따른 잔수 제거장치의 다른 실시예를 나타낸 종단면도.Figure 10 (a) and (b) is a longitudinal cross-sectional view showing another embodiment of the residue removal apparatus according to the present invention.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

1 : 급수 절환수단 2 : 하부 케이스1: water supply switching means 2: lower case

3 : 제1통공 4,4a : 고정부재3: first through hole 4, 4a: fixing member

5,5a : 제2통공 6,6a : 탄성부재5,5a: second through hole 6,6a: elastic member

7 : 제3통공 8 : 캡7: 3rd hole 8: cap

9 : 제4통공 10 : 세제통9: fourth through hole 10: detergent container

11 : 역세척 밸브 12 : 통수밸브11 backwash valve 12 water flow valve

15 : 정수필터 17 : 고정공15: water filter 17: fixed hole

본 발명은 정수 세탁기의 잔수 제거장치 및 방법에 관한 것으로서, 더욱 상세하게는 정수기능이 구비된 정수 세탁기에 설치되는 급수 절환장치 내부의 잔수를 효율적으로 제거할 수 있도록 한 것이다.The present invention relates to an apparatus and method for removing water from a washing machine, and more particularly, to efficiently remove remaining water inside a water supply switching device installed in a water washing machine equipped with a water purification function.

종래의 정수 세탁기는 제1도 내지 제4도에 나타낸 바와같이, 톱커버(18)내의 급수 밸브부(19)와 정수 필터(15)의 사이에 급수 밸브부(19)에서 급수되는 정수와 냉수 및 온수의 급수형태를 매 급수시마다 필요에 따라 선택하여 절환하기 위해 설치되는 급수 절환수단(1a)에 하부 케이스(2a)의 후방에는 일체로 정수와 냉수 및 온수 유입공간(S1)(S2)(S3)이 각각 구획되어 돌출형성되고, 상기 하부 케이스(2a)상에는 각각 제1, 2지지부재(20)(21)가 형성되어 제1지지부재(20)상에 역세척시 작동되는 역세척 밸브(11)가 고정되며, 제2지지부재(21)상에는 정수 및 냉수 급수시 작동되는 통수 밸브(12)가 고정된다.In the conventional water purification washing machine, as shown in FIGS. 1 to 4, the purified water and the cold water supplied from the water supply valve unit 19 between the water supply valve unit 19 and the water filter 15 in the top cover 18. And the water supply switching means 1a installed to select and switch the water supply type of the hot water as necessary for every water supply at the rear of the lower case 2a integrally with purified water and cold water and hot water inflow spaces S1 and S2 ( S3) are respectively partitioned and protruding, and the first and second support members 20 and 21 are formed on the lower case 2a, respectively, and the backwash valve is operated when the backwash is performed on the first support member 20. (11) is fixed, the water supply valve 12 which is operated when water and cold water supply is fixed on the second support member (21).

또한, 제1지지부재(20)의 하측에는 정수 유입공간(S1)과 통하도록 제1인입공(22)이 형성되고, 제2지지부재(21)의 일측에는 냉수 유입공간(S2)과 통하도록 제2인입공(23)이 형성되며, 하부 케이스(2a)내의 전방 일측에는 온수 유입공간(S3)과 통하도록 제1출구공(24)이 형성되고, 상기 제2지지부재(21)의 하측과 제1출구공(24)의 내부 사이에는 유로를 분리시키기 위한 차단부재(13)가 형성되며, 차단부재(13)의 끝단에는 제2출구공(14)이 형성되고, 상기 하부 케이스(2a)의 일측에는 각각 정수필터(15)와 통하는 제3인입공 및 출구공(25)(26)이 형성된다.In addition, a first inlet hole 22 is formed at a lower side of the first support member 20 to communicate with the purified water inflow space S1, and at one side of the second support member 21, a cold water inflow space S2 is formed. A second inlet hole 23 is formed so that a first outlet hole 24 is formed at one front side of the lower case 2a so as to communicate with the hot water inflow space S3. A blocking member 13 for separating a flow path is formed between the lower side and the inside of the first outlet hole 24, and a second outlet hole 14 is formed at an end of the blocking member 13, and the lower case ( At one side of 2a), third inlet and outlet holes 25 and 26 communicating with the water filter 15 are formed, respectively.

또한, 하부 케이스(2a)내의 전방에는 순차적으로 급수 절환수단(1a)을 통해 공급되는 물을 분사시키기 위한 복수개의 분사공(27)이 형성된 분사부재(28) 및 세제를 담아두기 위한 세제통(20)이 설치되고, 상기 하부케이스(2a)의 후방에 각각 구획되어 돌출형성된 정수와 냉수 및 온수 유입공간(S1)(S2)(S3)이 상호 분리가능 하도록 용착용 리브(29)가 형성되어 상기 하부 케이스(2a)의 상부에 상부 케이스(30)가 수밀 및 밀착 강도가 유지되도록 진동 용착으로 결합된다.In addition, in front of the lower case (2a), the spray member 28 and the detergent container 20 for storing the detergent and the spray member 28 is formed with a plurality of injection holes 27 for sequentially spraying the water supplied through the water supply switching means (1a) ) Is installed, and the welding ribs 29 are formed so that the purified water and the cold water and hot water inflow spaces S1, S2, and S3, which are partitioned at the rear of the lower case 2a, are separated from each other. The upper case 30 is coupled to the upper part of the lower case 2a by vibrating welding so that watertightness and adhesion strength are maintained.

그리고, 상부 케이스(30)의 상부에는 각각 돌출되어 급수 밸브부(19)의 정수와 냉수 및 온수 밸브(31)(16)(32)의 하부가 삽입되는 제1,2,3 급수리브(33)(34)(35)가 형성되고, 제1,2,3 급수리브(33)(34)(35)내의 정수와 냉수 및 온수 밸브(31)(16)(32) 하부에는 각각누수를 방지하기 위한 실링 러버(36)가 삽입되어 구성된다.In addition, first, second and third water supply ribs 33 protruding from the upper part of the upper case 30 to insert the purified water of the water supply valve unit 19 and the lower parts of the cold and hot water valves 31, 16 and 32 are respectively inserted. (34) and (35) are formed, and water leaks are prevented in the first, second, and third water supply ribs (33, 34, 35), and the lower part of the cold and hot water valves (31, 16, 32), respectively. The sealing rubber 36 for insertion is inserted and comprised.

따라서, 사용자가 정수 세탁기로서 란제리 등의 흰옷세탁을 하기위해 유입수를 정수시켜 급수시키고자 할 때에는 냉수가 톱커버(18)내에 급수 밸브부(19)의 정수 밸브(31)를 통해 유입되어 급수 절환수단(1a)의 하부 케이스(2a) 후방에 돌출형성된 정수 유입공간(S1)을 거쳐 하부 케이스(2a)의 일측에 형성되어 정수 필터(15)와 통하는 제3인입공(25)을 통해 정수 필터(15)로 유입된다.Therefore, when the user wishes to purify the inflow water for washing white clothes such as lingerie as a water washing machine, the cold water flows into the top cover 18 through the water purification valve 31 of the water supply valve unit 19 to switch the water supply. Water purification filter through a third inlet hole 25 formed in one side of the lower case (2a) through the purified water inlet space (S1) protruding behind the lower case (2a) of the means (1a) to communicate with the water filter (15) Flows into (15).

그후, 냉수가 정수 필터(15)의 내부에서 정수로 되어 하부 케이스(2a)의 제3출구공(26)을 거쳐 하부 케이스(2a)상의 통수 밸브(12)가 고정된 제2지지부재(21)일측의 냉수 유입공간(S2)과 통하도록 형성된 제2인입공(23)을 통해 정수가 상기 통수밸브(12)로 유입된 다음 하부 케이스(2a)내의 전방 일측에 온수 유입공간(S3)과 통하도록 형성된 제1출구공(24)의 내부와 상기 제2지지부재(21)의 하측사이에 형성되어 차단부재(13)로 유로가 분리되어 형성된 제2출구공(14)을 거쳐 하부케이스(2a)내의 전방에 설치된 분사부재(28)을 통해 복수개의 분사공(27)으로 정수가 분사되어 세제통(10)내의 세제를 씻어내면서 세탁조로 정수의 급수가 제4도의 a방향으로 이루어지게 된다.Thereafter, the second support member 21 in which the cold water is purified inside the purified water filter 15, and the water passage valve 12 on the lower case 2a is fixed via the third outlet hole 26 of the lower case 2a. The purified water flows into the water supply valve 12 through the second inlet hole 23 formed to communicate with the cold water inflow space S2 on one side, and then the hot water inflow space S3 on the front side of the lower case 2a. The lower case is formed between the interior of the first outlet hole 24 and the lower side of the second support member 21 through the second outlet hole 14 formed by separating the flow path to the blocking member 13. The purified water is injected into the plurality of injection holes 27 through the injection member 28 installed in front of the 2a) to wash the detergent in the detergent container 10, so that the water supply of the purified water is made in a direction of FIG.

또한, 냉수의 급수시에는 급수 밸브부(19)의 냉수 밸브(16)를 통해 냉수가 유입되어 급수 절환수단(1a)의 하부 케이스(2a)후방에 돌출형성된 냉수 유입공간(S2)을 거쳐 통수 밸브(12)가 고정된 제2지지부재(21)일측의 냉수 유입공간(S2)과 통하도록 형성된 제2인입공(23)을 통해 냉수가 상기 통수 밸브(12)로 유입된다.In addition, during the supply of cold water, cold water flows in through the cold water valve 16 of the water supply valve unit 19 and passes through the cold water inflow space S2 protruding from the lower case 2a of the water supply switching means 1a. Cold water is introduced into the water flow valve 12 through the second inlet hole 23 formed to communicate with the cold water inflow space S2 on one side of the second support member 21 on which the valve 12 is fixed.

그후, 하부 케이스(2a)내의 전방 일측에 온수 유입공간(S3)과 통하도록 형성된 제1출구공(24)의 내부와 상기 제2지지부재(21)의 하측사이에 형성되어 차단부재(13)로 유로가 분리되어 형성된 제2출구공(14)을 거쳐 하부 케이스(2a)내 전방의 분사부재(28)를 통해 복수개의 분사공(27)으로 냉수가 분사되어 세제통(10)내의 세제를 씻어내면서 세탁조로 냉수의 급수가 제4도의 b방향으로 이루어지게 된다.Thereafter, the blocking member 13 is formed between the inside of the first outlet hole 24 and the lower side of the second support member 21 formed to communicate with the hot water inflow space S3 on one front side of the lower case 2a. Cold water is injected into the plurality of injection holes 27 through the injection member 28 in the lower case 2a through the second outlet hole 14 formed by separating the flow path, thereby washing the detergent in the detergent container 10. The cold water is supplied to the washing tank while the water is taken out in the b direction of FIG.

또한, 온수의 급수시에는 급수 밸브부(19)의 온수 밸브(32)를 통해 온수가 유입되어 급수 절환수단(1a)의 하부 케이스(2a)후방에 돌출형성된 온수 유입공간(S3)을 거쳐 하부 케이스(2a)내의 전방 일측에 온수 유입공간(S3)과 통하도록 형성된 제1출구공(24)을 통해 하부 케이스(2a)내 전방의 분사부재(28)를 통해 복수개의 분사공(27)으로 온수가 분사되어 세제통(10)내의 세제를 씻어내면서 세탁조로 온수의 급수가 제4도의 c방향으로 이루어지게 된다.In addition, when the hot water is supplied, the hot water is introduced through the hot water valve 32 of the water supply valve unit 19 and the lower part is passed through the hot water inflow space S3 protruding from the lower case 2a of the water supply switching means 1a. A plurality of injection holes 27 through the injection member 28 in the front of the lower case (2a) through the first outlet hole 24 formed to communicate with the hot water inlet space (S3) on one front side in the case (2a) The hot water is sprayed to wash the detergent in the detergent container 10 while the water is supplied to the washing tank in the c direction of FIG.

한편, 정수 필터(15)의 사용수명 연장을 위해서 역 세척시에는 정수 필터(15)의 유로 방향을 반대로하여 정수 필터(15)에 걸려져 있는 이물질들을 외부로 배출시키게 되는데 이때에는 제4도의 d방향으로 진행된다.On the other hand, in order to extend the service life of the water filter 15, in reverse washing, foreign substances caught in the water filter 15 are discharged to the outside by reversed the direction of the flow path of the water filter 15. In this case, d of FIG. Proceeds in the direction.

즉, 냉수가 급수 밸브부(19)의 냉수 밸브(16)를 통해 유입되어 급수 절환수단(1a)의 하부 케이스(2a)후방에 돌출형성된 냉수 유입공간(S2)을 거쳐 하부 케이스(2a)의 일측에 형성된 제3출구공(26)을 통해 정수 필터(15)로 유입되어 정수 필터(15)의 내부를 세척한 후 하부 케이스(2a)의 제3인입공(25)을 거쳐 하부 케이스(2a)상의 역세척 밸브(11)가 고정된 제1지지부재(20)일측의 정수 유입공간(S1)과 통하도록 형성된 제1인입공(22)을 통해 세척수가 상기 역세척 밸브(11)로 유입되어 배수 밸브(도시는 생략함)를 통해 세탁기의 외부로 배출시킴에 따라 정수 필터(15)의 역세척을 용이하게 할 수 있게 된다.That is, the cold water flows in through the cold water valve 16 of the water supply valve unit 19 and passes through the cold water inflow space S2 protruding from the lower case 2a of the water supply switching means 1a. After entering the water filter 15 through the third outlet hole 26 formed on one side to wash the inside of the water filter 15, the lower case 2a via the third inlet hole 25 of the lower case 2a. The wash water flows into the backwash valve 11 through the first inlet 22 formed to communicate with the purified water inflow space S1 on one side of the first support member 20 on which the backwash valve 11 is fixed. As it is discharged to the outside of the washing machine through a drain valve (not shown), it is possible to facilitate backwashing of the water filter 15.

그리고, 세탁기의 사용 코스 및 제어 방식에 따라 다소의 차이는 있으나 급수가 완료되면 세탁기는 세탁 및 탈수 등의 고유 기능을 행하는 일련의 후동작을 실시하고, 매 급수시 마다 본 고안의 급수 절환수단(1a)은 급수의 종류를 임의로 선택하여 다양하게 절환할 수 있게 된다.And, although there are some differences depending on the course of use and the control method of the washing machine, when the water supply is completed, the washing machine performs a series of post-operations that perform unique functions such as washing and dehydration, and each time water supply switching means of the present invention ( 1a) is able to switch variously by selecting any kind of water supply.

또한, 정수와 냉수 및 온수등 한가지 종류의 물을 급수할 때 다른 밸브측으로 물이 역유입되는 역류 현상이 발생될 수 있는데 급수 절환수단(1a)의 하부 케이스(2a)내의 전방 일측에 온수 유입공간(S3)과 통하도록 형성된 제1출구공(24)의 내부 끝단에 일체로 통수 밸브(12)가 고정된 제2지지부재(21)하측의 끝단에 제2출구공(14)이 형성되어 유로를 분리시키기 위한 차단부재(13)가 일치되어 형성되므로 정수 및 냉수 급수시 상기 통수 밸브(12)를 통과한 물이 곧바로 분사부재(28) 및 세제통(10)측으로 향하여 유출됨과 동시에 온수 유입공간(S3)은 오히려 음(마이너스)압이 걸려서 온수 밸브(32)측으로 물이 역류되지 않게 된다.In addition, when a single type of water such as purified water, cold water, and hot water is supplied, a reverse flow phenomenon may occur in which water flows back to the other valve side, and a hot water inflow space at a front side of the lower case 2a of the water supply switching means 1a. The second outlet hole 14 is formed at the end of the lower side of the second support member 21 to which the water passage valve 12 is integrally fixed to the inner end of the first outlet hole 24 formed to communicate with S3. Since the blocking member 13 for separating the water is formed to coincide with water, the water passing through the water supply valve 12 immediately flows toward the injection member 28 and the detergent container 10 at the time of purified water and cold water supply. S3) rather negative pressure is applied so that water does not flow back to the hot water valve (32) side.

또한, 온수 급수시에도 차단부재(13)에 의해 제1출구공(24)을 통과한 물이 통수밸브(12)측으로 유입되지 않고 분사부재(28) 및 세제통(10)으로 급수되므로 역류발생을 방지할 수 있게된다.In addition, even when hot water is supplied, the water passing through the first outlet hole 24 by the blocking member 13 does not flow into the water supply valve 12 and is supplied to the injection member 28 and the detergent container 10, thereby preventing the occurrence of backflow. It can prevent.

한편, 역세척은 정수 급수 완료후 물이 배수시에 간단히 몇초간 실시하는 편이 바람직하며, 역세척 완료후 몇초간 통수 및 역세척 밸브(12)(11)만 온 시켜서 정수 및 냉수 유입공간(S1)(S2)에 잔존하고 있는 물을 배수시키게 된다.On the other hand, backwashing is preferably carried out for a few seconds when the water is drained after the completion of purified water supply, and only after the backwashing is completed by turning on the water supply and backwash valves 12 and 11 for a few seconds (S1) The remaining water in (S2) is drained.

그러나, 이와같은 종래의 정수 세탁기는 급수 절환장치의 내부에 남은 물인 잔수를 제거하기 위한 기구적인 장치나 소프트 웨어적인 프로그램이 설치되어 있지 않으므로 인해 겨울철에 제품의 동파 및 동결등이 발생되고, 잔수가 부폐되어 세탁물에 손상을 입힐 우려가 있어서 제품의 신뢰성을 저하시키게 되는 등의 많은 문제점이 있었다.However, since the conventional water purifier does not have a mechanical device or software program for removing residual water, which is left inside the water supply switching device, freezing and freezing of the product occurs in winter, There are a number of problems, such as deterioration of the laundry, which may cause damage to the laundry.

본 발명은 상기한 제반 문제점을 해결하기 위한 것으로서, 정수기능이 구비된 정수세탁기에 설치되는 급수 절환장치 내부의 남은 물인 잔수를 효과적으로 제거할 수 있어서 겨울철 제품의 동파, 동결 및 잔수의 부폐를 방지하여 제품과 세탁물을 보호할 수 있을 뿐만 아니라 다른 형태의 박스형 급수장치등에서도 용이하게 적용할수 있는 정수 세탁기의 잔수 제거장치 및 방법을 제공하는데 그 목적이 있다.The present invention is to solve the above problems, it is possible to effectively remove the residual water remaining in the water supply switching device installed in the water purifier equipped with a water purification function to prevent freezing, freezing and residual water of the winter product It is an object of the present invention to provide a device and method for removing water from a washing machine, which can not only protect products and laundry, but also can be easily applied to other types of box type water supply devices.

상기한 목적을 달성하기 위한 본 발명의 형태에 따르면 제1통공을 갖는 고정부재가 요입 형성되는 급수 절환수단의 하부 케이스와, 상기 고정부재에 삽입되며 제2통공이 형성되어 잔수 제거시 급수압과 자체 탄성 복원력에 의해 동작되는 탄성부재와, 상기 고정부재에 고정되며 제3통공이 형성되는 캡으로 구성된 정수 세탁기의 잔수 제거장치이다.According to an aspect of the present invention for achieving the above object and the lower case of the water supply switching means is formed with a fixed member having a first through-hole, the second through-hole is formed in the fixed member is formed and the water supply pressure when removing residual water and Residual water removing device of the water washing machine comprising an elastic member that is operated by its elastic restoring force, and a cap fixed to the fixing member and the third through-hole is formed.

한편, 상기한 목적을 달성하기 위한 본 발명의 다른 형태에 따르면 급수방식을 선택하여 급수를 완료한 후 세탁행정이 진행되어 세탁완료 일정시간 전부터 세탁행정 완료시까지 역세척 및 통수밸브를 온시켜 급수 절환수단내의 잔수를 제거하는 단계와, 상기 잔수를 제거한 다음 역세척 및 통수밸브를 오프시키고 세탁행정이 완료되면 배수와 탈수 및 정수필터의 역세척을 실시한 후 연속하여 급수 절환수단내의 잔수를 제거하는 단계와, 상기 잔수 제거와 탈수 및 급수가 완료된 다음 헹굼행정이 진행되어 헹굼완료 일정시간 전부터 헹굼행정 완료시까지 상기한 세탁행정과 동일하게 급수 절환수단내의 잔수를 제거하는 단계와, 상기 잔수가 제거된 후 역세척 및 통수밸브를 오프시키고 헹굼행정이 완료되면 배수와 탈수 및 정수필터의 역세척을 실시한 다음 연속하여 급수 절환수단내의 잔수를 제거하는 단계와, 상기 잔수 제거가 완료되면 탈수를 한 후 전 세탁행정을 완료하는 단계를 순차적으로 진행하도록 된 정수세탁기의 잔수 제거방법이다.On the other hand, according to another aspect of the present invention for achieving the above object, after selecting the water supply method to complete the water supply, the washing administration proceeds to turn on the backwash and the water supply valve from a certain time before the completion of the washing cycle to the water supply switching Removing residual water in the means, and removing the residual water, turning off the backwashing and water flow valve, and performing the drainage, dehydration, and backwashing of the water filter when the washing operation is completed, and continuously removing the residual water in the water supply switching means. And, after the removal of the residual water, dehydration, and water supply are completed, the rinsing process is performed to remove the remaining water in the water supply switching means in the same manner as the washing stroke from a certain time before the completion of the rinsing period to the completion of the rinsing cycle; Turn off the washing and water valve and perform drainage, dewatering and backwashing of the water filter when the rinsing cycle is completed. The following is a step, and the removal of residual water when the removal is complete, the residual water goes to a step that after completion of the dehydration the whole washing cycle sequentially integer washing machine method for continuously removing the residual water in the water supply switching means.

이하, 본 발명의 일실시예를 첨부도면 제5도 내지 제9도를 참조하여 상세히 설명하면 다음과 같다.Hereinafter, an embodiment of the present invention will be described in detail with reference to FIGS. 5 to 9.

제5도는 본 발명을 나타낸 횡단면도이고, 제6도는 제5도의 A-A선 단면도이며, 제7도의 (a) 및 (b)는 본 발명에 따른 잔수 제거장치가 급수압에 의해 변형되는 상태를 나타낸 제6도의 B부분 확대도이고, 제8도는 본 발명에 따른 탄성부재를 나타낸 평면도이며, 제9도는 본 발명의 동작상태를 나타낸 흐름도로서, 정수 세탁기에 설치되는 급수 절환수단(1)의 하부 케이스(2)내의 일측 바닥면에 하방으로 요입되어 하단 중앙에 제1통공(3)을 갖는 고정부재(4)가 형성되고, 고정부재(4)의 내부에는 중앙에 제2통공(5)이 형성되어 잔수 제거시 급수압과 자체 탄성 복원력에 의해 동작되는 탄성부재(6)가 삽입되며, 상기 고정부재(4)의 상부에는 중앙에 제3통공(7)이 형성된 캡(8)이 초음파 융착으로 고정된다.Figure 5 is a cross-sectional view showing the present invention, Figure 6 is a cross-sectional view taken along the line AA of Figure 5, Figure 7 (a) and (b) is a view showing a state in which the residual water removing device according to the present invention is deformed by the water supply pressure 6 is an enlarged view of a portion B, and FIG. 8 is a plan view showing an elastic member according to the present invention, and FIG. 9 is a flow chart showing an operating state of the present invention, and the lower case (1) of the water supply switching means 1 installed in the water washing machine ( 2) a fixed member 4 having a first through hole 3 is formed in the bottom of the bottom surface of the inner side of the fixed member 4, and a second through hole 5 is formed in the center of the fixed member 4. When the residual water is removed, an elastic member 6 which is operated by water supply pressure and its elastic restoring force is inserted, and a cap 8 having a third through hole 7 formed in the center of the fixing member 4 is fixed by ultrasonic welding. do.

또한, 하부 케이스(2)의 전방에는 급수되는 물의 점성과 수막형성에 의해 물이 빠져 나오지 못하도록 최소화된 내경이 형성되어 잔수 제거를 용이하게 하기위해 공기가 유입되는 미세한 제4통공(9)이 세제통(10)과 연통되도록 형성되어 구성된다.In addition, the front of the lower case (2) is formed with a fourth inner hole (9) is a fine fourth through-hole (9) through which air is introduced to facilitate the removal of residual water is formed by minimizing the inner diameter to prevent the water from coming out by the viscosity and water film formation of the water supplied It is formed and configured to communicate with (10).

이와같이 구성된 본 발명은 제5도 내지 제9도에 나타낸 바와같이, 정수 세탁기에서 세탁물을 세탁시에는 먼저 종래와 같은 급수방식중에서 사용자가 원하는 급수방식을 선택한후 종래와 동일한 유로를 따라 급수가 되어 급수가 완료되면 세탁을 진행하고, 세탁완료 30초전부터 세탁행정 완료시간 까지 급수 절환수단(1)의 하부케이스(2)에 설치된 역세척 밸브(11)와 통수밸브(12)를 온, 즉 개방 시켜 역세척 밸브(11)와 통수밸브(12)사이의 유로내에 있는 잔수를 제거하게 된다.In the present invention configured as described above, as shown in FIGS. 5 to 9, when washing laundry in a water purifier, the user firstly selects a desired water supply method from the water supply method as in the prior art, and then supplies water along the same flow path as in the prior art. When the washing is completed, proceed with washing, and turn on, that is, open the backwash valve 11 and the water supply valve 12 installed in the lower case 2 of the water supply switching means 1 from 30 seconds before the completion of washing to the completion of the washing administration. Residual water in the flow path between the backwash valve 11 and the water flow valve 12 is removed.

이때, 급수시는 급수 절환수단(1)의 하부 케이스(2)내의 일측 바닥면에 하방으로 요입 형성되어 상부에 캡(8)이 초음파 융착으로 고정된 고정부재(4)의 내부에 삽입된 탄성부재(6)가 급수압에 의해 제7도의 (a)와 같이 상기 고정부재(4)하단 중앙의 제1통공(3)을 막게 된다.At this time, the water supply is elastically inserted into the inside of the fixing member 4 in which the cap 8 is formed at the bottom of one side in the bottom case 2 of the water supply switching means 1 in a downward direction so that the cap 8 is fixed by ultrasonic welding. The member 6 closes the first through hole 3 in the bottom center of the fixing member 4 as shown in FIG.

또한, 역세척 밸브(11)를 온 시키면 정수 유입공간(S1)내의 압력이 떨어지게 됨과 동시에 통수밸브(12)를 온 시키면 통수밸브(12)를 통해 대기의 공기가 유입되어 상기 탄성부재(6)자체의 탄성 복원력에 의해 제7도의 (a)와 같은 상태에서 제7도의 (b)와 같이 공기 유입유로를 열어 주므로 상기 정수 유입공간(S1)내부의 잔수가 역세척 밸브(11)를 통해 급수 절환수단(1)의 밖으로 배수가 된다.In addition, when the backwash valve 11 is turned on, the pressure in the purified water inflow space S1 drops and at the same time, when the water flow valve 12 is turned on, atmospheric air is introduced through the water flow valve 12 to allow the elastic member 6 to flow. Since the air inlet flow path is opened as shown in FIG. 7B by the elastic restoring force of FIG. 7B, the remaining water inside the purified water inflow space S1 is supplied through the backwash valve 11. Drainage out of the switching means (1).

또한, 통수밸브(12)를 온 시키면 하부 케이스(2)의 전방에 세제통(10)과 연통되도록 형성된 미세한 제4통공(9)을 통해 공기가 유입됨과 동시에 통수밸브(12)를 통해 냉수 유입공간(S2)내의 잔수가 차단부재(13)끝단의 제2출구공(14)을 통해 급수 절환수단(1)의 밖으로 배수되는데, 이때 상기 통수밸브(12)를 온, 즉개방시키지 않으면 냉수 유입공간(S2)내에 공기 유입이 없음에 따른 진공이 형성되므로 인해 제2출구공(14)을 통해 남은 물이 급수 절환수단(1)의 밖으로 배수가 이루어지지 않게된다.In addition, when the water flow valve 12 is turned on, air is introduced through the fourth fine through hole 9 formed to communicate with the detergent container 10 in front of the lower case 2, and at the same time, the cold water inflow space through the water flow valve 12. The remaining water in (S2) is drained out of the water supply switching means 1 through the second outlet hole 14 at the end of the blocking member 13, wherein the water flow valve 12 is not turned on, that is, the cold water inflow space Since a vacuum is formed due to no air inflow (S2), water remaining through the second outlet hole 14 is not drained out of the water supply switching means 1.

그 다음, 잔수가 제거되면 역세척 및 통수밸브(11)(12)를 오프시키고, 세탁행정이 완료되면 배수와 탈구 및 정수필터(15)의 사용수명을 연장시키기 위한 역세척을 실시한 후 냉수밸브(16)을 오프시킴과 동시에 역세척 및 통수밸브(11)(12)는 온시켜 전술한 바와 동일한 급수 절환수단(1)내의 잔수를 제거하며, 잔수제거가 완료되면 탈수를 하고, 탈수가 완료되면 급수를 한 다음 급수가 완료되면 헹굼행정을 시작하게 된다.Then, when the residual water is removed, the backwash and the water flow valves 11 and 12 are turned off, and when the washing operation is completed, the cold water valve is performed after the backwashing for drainage and discharging and for extending the service life of the purified water filter 15. At the same time as off (16), the backwashing and water flow valves 11 and 12 are turned on to remove the residual water in the same water supply switching means 1 as described above. When the water supply is completed, the rinsing stroke starts.

그후, 헹굼을 진행하다가 헹굼완료 30초전부터 헹굼헹정 완료시간 까지 급수 절환수단(1)의 하부 케이스(2)에 설치된 역세척 밸브(11)와 통수밸브(12)를 온, 즉개방시켜 역세척 밸브(11)와 통수밸브(12)사이의 유로내에 있는 잔수를 전술한 세탁행정의 잔수 제거과정과 동일하게 제거하게 된다.Thereafter, the rinsing is performed, and the back washing valve 11 and the water supply valve 12 installed in the lower case 2 of the water supply switching means 1 are turned on, that is, opened from 30 seconds before the completion of the rinsing until the rinsing rinse completion time. The residual water in the flow path between the valve 11 and the water flow valve 12 is removed in the same manner as the above-described process of removing the residual water of the washing stroke.

그 다음, 잔수가 제거되면 역세척 및 통수 밸브(11)(12)를 오프시키고, 헹굼행정이 완료되면 배수와 탈수 및 정수필터(15)의 사용수명을 연장시키기 위한 역세척을 실시한후 냉수밸브(16)을 오프시킴과 동시에 역세척 및 통수밸브(11)(12)는 온시켜 전술한 바와 동일한 급수 절환수단(1)내의 잔수를 제거하며, 잔수제거가 완료되면 탈수를 하고, 탈수가 완료되면 전 세탁행정을 끝낼 수 있게 된다.Then, when the residual water is removed, the backwash and the water flow valves 11 and 12 are turned off, and when the rinsing stroke is completed, the cold water valve after the backwashing to extend the service life of the drainage and dehydration and the purified water filter 15 is performed. At the same time as off (16), the backwashing and water flow valves 11 and 12 are turned on to remove the residual water in the same water supply switching means 1 as described above. After that, you will be able to finish the entire laundry administration.

한편, 본 발명에 따른 잔수 제거장치의 다른 실시예로서 제10도의 (a) 및 (b)에 나타낸 바와같이, 급수 절환수단(1)의 하부 케이스(2)내의 일측 바닥면에 하방으로 요입되어 하단 중앙에 제1통공(3)을 갖는 고정부재(4a)가 형성되고 고정부재(4a)의 내부에는 일측에 제2통공(5a)이 형성되어 잔수 제거시 급수압과 자체 탄성 복원력에 의해 동작되는 탄성부재(6a)가 삽입되어 탄성부재(6a)의 상부 외주면이 고정부재(4a)상의 내주면에 형성된 고정공(17)에 삽입되도록 하므로써 본 발명과 동일한 효과를 얻을 수 있게된다.On the other hand, as another embodiment of the residual water removing device according to the present invention, as shown in (a) and (b) of FIG. 10, it is recessed downward in one bottom surface in the lower case (2) of the water supply switching means (1) A fixing member 4a having a first through hole 3 is formed at the center of the lower end, and a second through hole 5a is formed at one side inside the fixing member 4a, and is operated by water supply pressure and self elastic restoring force when removing residual water. The elastic member 6a is inserted into the upper outer peripheral surface of the elastic member 6a so as to be inserted into the fixing hole 17 formed on the inner peripheral surface of the fixing member 4a, thereby obtaining the same effect as the present invention.

이상에서와 같이, 본 발명은 정수기능이 구비된 정수 세탁기에 설치되는 급수 절환수단(1)내부의 잔수를 효과적으로 제거할 수 있으므로써 겨울철 제품의 동파, 동결 및 잔수가 부폐되는 것을 방지하여 제품과 세탁물을 보호할 수 있고, 정수필터(15)의 역세척후 연속해서 잔수 제거를 실시하여 잔수 제거를 원활하고 신속하게 할 수 있으며, 다른 형태의 박스형 급수장치등에서도 용이하게 적용할 수 있는 등의 많은 장점이 구비된 매우 유용한 발명이다.As described above, the present invention can effectively remove the residual water in the water supply switching means (1) installed in the water purifier equipped with a water purification function to prevent the freezing, freezing and residual water of the winter product to be broken and The laundry can be protected, and after the backwashing of the water filter 15, the residual water can be continuously removed to smoothly and quickly remove the residual water, and can be easily applied to other box-type water supply devices. It is a very useful invention with many advantages.

Claims (5)

제1통공을 갖는 고정부재가 요입 형성되는 급수 절환수단의 하부 케이스와, 상기 고정부재에 삽입되며 제2통공이 형성되어 잔수 제거시 급수압과 자체 탄성 복원력에 의해 동작되는 탄성부재와, 상기 고정부재에 고정되며 제3통공이 형성되는 캡으로 구성된 것을 특징으로 하는 정수 세탁기의 잔수 제거장치.A lower case of the water supply switching means in which a fixing member having a first through hole is formed, an elastic member inserted into the fixing member, and a second through hole is formed to operate by water supply pressure and self elastic restoring force when water is removed; Residual water removing device of the water washing machine, characterized in that consisting of a cap fixed to the member and the third through-hole is formed. 제1항에 있어서, 상기 하부 케이스의 전방에는 급수되는 물의 점성과 수막형성에 의해 물이 빠져 나오지 못하도록 최소화된 내경이 형성되어 잔수 제거를 용이하게 하기위해 공기가 유입되는 미세한 제4통공이 세제통과 연통되도록 형성된 정수 세탁기의 잔수 제거장치.According to claim 1, The front of the lower case is formed by the inner diameter of the water is minimized by the viscosity and water film formation of the water supplied to the water flow to facilitate the removal of the residual water fine fourth through the detergent passage Residual water removal device of the purified water washing machine formed to communicate. 제1항에 있어서, 상기 하부 케이스내의 일측 바닥면에 하방으로 요입되어 형성된 고정부재의 내부에는 일측에 제2통공이 형성되어 잔수 제거시 급수압과 자체 탄성 복원력에 의해 동작되며 상부 외주면이 고정부재상의 내주면에 형성된 고정공에 삽입되도록 탄성부재가 설치된 정수 세탁기의 잔수 제거장치.The fixing member of claim 1, wherein a second through hole is formed at one side of the fixing member recessed downward in one bottom surface of the lower case and operated by water supply pressure and its own elastic restoring force when removing residual water. Residual water removing device of the water purifier was installed so that the elastic member is inserted into the fixing hole formed on the inner peripheral surface of the top. 급수방식을 선택하여 급수를 완료한 후 세탁행정이 진행되어 세탁완료 일정시간 전부터 세탁행정 완료시까지 역세척 및 통수밸브를 온시켜 급수 절환수단내의 잔수를 제거하는 단계와, 상기 잔수를 제거한 다음 역세척 및 통수밸브를 오프시키고 세탁행정이 완료되면 배수와 탈수 및 정수필터의 역세척을 실시한 후 연속하여 급수 절환수단내의 잔수를 제거하는 단계와, 상기 잔수 제거와 탈수 및 급수가 완료된 다음 헹굼행정이 진행되어 헹굼완료 일정시간 전부터 헹굼행정 완료시 까지 상기한 세탁행정과 동일하게 급수 절환수단내의 잔수를 제거하는 단계와, 상기 잔수가 제거된 후 역세척 및 통수밸브를 오프시키고 헹굼행정이 완료되면 배수와 탈수 및 정수필터의 역세척을 실시한 다음 연속하여 급수 절환수단내의 잔수를 제거하는 단계와, 상기 잔수 제거가 완료되면 탈수를 한 후 전 세탁행정을 완료하는 단계를 순차적으로 진행하도록 된 것을 특징으로하는 정수 세탁기의 잔수 제거방법.After the water supply is selected and the water supply is completed, the washing process is progressed, and the step of removing the remaining water in the water supply switching means by turning on the back washing and the water supply valve from a certain time before the completion of the washing process until the washing process is completed, and then removing the remaining water And turning off the water supply valve and performing the backwashing of the drainage, dehydration and water purification filters after the washing operation is completed, and continuously removing the residual water in the water supply switching means, and after the removal of the residual water, dehydration and water supply are completed, the rinsing stroke Removing the residual water in the water supply switching means in the same manner as the washing stroke from the time before the completion of the rinsing to the completion of the rinsing stroke; and after the residual water is removed, the backwash and the water flow valve are turned off. And backwashing the purified water filter and subsequently removing residual water in the feedwater switching means. When the residual water removal is complete, residual water removal method of the washing machine according to an integer so as to proceed with the steps of: after completion of the dehydration the whole washing cycle in sequence characterized. 제4항에 있어서, 상기 잔수를 제거하는 시점이 세탁 또는 헹굼완료 30초전부터 세탁 또는 헹굼행정 완료시간 까지 수행하도록 된 정수 세탁기의 잔수 제거방법.The method of claim 4, wherein the time of removing the residual water is performed from 30 seconds before the completion of the washing or rinsing to the completion time of the washing or rinsing stroke.
KR1019950019817A 1995-07-06 1995-07-06 Water removal apparatus of a washing machine KR0156197B1 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100933485B1 (en) * 2007-09-05 2009-12-23 엘지전자 주식회사 How to operate the washing machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100933485B1 (en) * 2007-09-05 2009-12-23 엘지전자 주식회사 How to operate the washing machine

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